CANCEL
Missions
Badges
Crossed Kármán Line
This astronaut crossed the Kármán Line (100 km), the internationally accepted boundary of space.
Space Resident
This astronaut has spent over a month in space.
Crewmates
131
Daniel C. Brandenstein
4
MISSIONS
32.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
132
Guion S. Bluford Jr.
4
MISSIONS
28.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
151
Michael L. Coats
3
MISSIONS
19.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
232
Kathryn C. Thornton
4
MISSIONS
40.6
DAYS IN SPACE
3
SPACEWALKS
0.9
DAYS SPACEWALKING
238
Pierre J. Thuot
3
MISSIONS
27.3
DAYS IN SPACE
3
SPACEWALKS
0.7
DAYS SPACEWALKING
240
Robert D. Cabana
4
MISSIONS
37.9
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
241
Bruce E. Melnick
2
MISSIONS
13
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
242
Thomas D. Akers
4
MISSIONS
33.9
DAYS IN SPACE
4
SPACEWALKS
1.2
DAYS SPACEWALKING
253
L. Blaine Hammond Jr.
2
MISSIONS
19.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
254
Gregory J. Harbaugh
4
MISSIONS
34.1
DAYS IN SPACE
3
SPACEWALKS
0.8
DAYS SPACEWALKING
255
Donald R. McMonagle
3
MISSIONS
25.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
256
Charles L. Veach
2
MISSIONS
18.2
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
280
Kevin P. Chilton
3
MISSIONS
29.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
310
Carl E. Walz
4
MISSIONS
230.5
DAYS IN SPACE
3
SPACEWALKS
0.8
DAYS SPACEWALKING
320
James D. Halsell Jr.
5
MISSIONS
52.4
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
321
Leroy Chiao
4
MISSIONS
229.3
DAYS IN SPACE
6
SPACEWALKS
1.5
DAYS SPACEWALKING
322
Donald A. Thomas
4
MISSIONS
43.3
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
323
Chiaki Mukai
2
MISSIONS
23.7
DAYS IN SPACE
-
SPACEWALKS
-
DAYS SPACEWALKING
WIKIPEDIA EXCERPT
Richard James Hieb is a former NASA astronaut and a veteran of three space shuttle missions. He was a mission specialist on STS-39 and STS-49, and was a payload commander on STS-65. After leaving NASA he worked at AlliedSignal and Orbital before spending 14 years as an executive at Lockheed Martin. He is currently a faculty member in the University of Colorado Boulder Smead Aerospace Engineering Sciences Department.